Abstract: As more solar photovoltaic (PV) systems are put in place, we need better ways to find faults to make sure the systems work as well as possible and provide as much energy as possible. This ...

Abstract: This paper presents a control algorithm for five-level neutral-point-clamped (NPC) H-bridge medium-voltage (MV) drives. Specifically, a model predictive control (MPC) method is developed to ...

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This architecture is based on Ralph Kimball's data warehouse principles from "The Data Warehouse ETL Toolkit". The SA-TA-TH pattern implements key Kimball concepts: ...

I was driving through the Wall Route 34 traffic circle a few weeks ago, watching my life flash before my eyes, and it I got me thinking: we have an inordinate number of heinous, inscrutable, ...

Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Trey French and Eve O'Neill Ugg has updated our picks for big spenders. We’re ...